package com.chnnelsoft.config;

import org.apache.shiro.spring.web.ShiroFilterFactoryBean;
import org.apache.shiro.web.mgt.DefaultWebSecurityManager;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.util.LinkedHashMap;
import java.util.Map;

@Configuration
public class ShiroConfig {

    //ShrioFilterFactoryBean 3
    @Bean
    public ShiroFilterFactoryBean getShiroFilterFactoryBean(@Qualifier("securityManager") DefaultWebSecurityManager defaultWebSecurityManager){
        ShiroFilterFactoryBean bean = new ShiroFilterFactoryBean();
        // 设置安全管理器
        bean.setSecurityManager(defaultWebSecurityManager);

        //添加shiro的内置过滤器
        /*
        anon：无序认证就可以访问
        auth：必须认证了才能访问
        user：必须拥有 记住我 功能才能用
        perms：拥有对某个资源权限才能访问
        role：拥有某个角色权限才能访问
        * */

        Map<String, String> filterMap = new LinkedHashMap<>();
        //filterMap.put("/user/add","authc");
        //filterMap.put("/user/update","authc");

        //授权 ,正常情况下没有授权会跳转到未授权页面
        filterMap.put("/user/add","perms[user:add]");
        filterMap.put("/user/update","perms[user:update]");


        filterMap.put("/user/*","authc");
        bean.setFilterChainDefinitionMap(filterMap);

        //设置登录的请求
        bean.setLoginUrl("/toLogin");
        bean.setUnauthorizedUrl("/noauth");
        return bean;
    }

    //DefaultWebSecurityManager  2
    @Bean(name = "securityManager")
    public DefaultWebSecurityManager defaultWebSecurityManager(@Qualifier("userRealm") UserRealm userRealm){
        DefaultWebSecurityManager securityManager = new DefaultWebSecurityManager();
        // 关联UserRealm
        securityManager.setRealm(userRealm);
        return securityManager;
    }

    //创建 realm 对象,需要自定义:  1
    @Bean
    public UserRealm userRealm(){
        return new UserRealm();
    }
}
